First time sex , is she pregnent.

Patient: Dear doctor,me and my gf had sex for the first time. both were virgins.we had on 14th june, i had condom wore, but i dont know wen it came out,but wen i checked the sperms were in the condom. and i dint insert it fully,jus for a few seconds and i took it out,then jus for safety i gave her the i pill jus after 8 hrs of sex.then on 18th june she became in periods, then again on 2nd july , then again on 18th july. she then consulted the doctors, the reports were normal it seems . the doc have her medicine for abnormal periods for 21 days. she has now stopped the medicines. my biggst doubt i have is IS SHE PREGNENT BY ANY CHANCE..???????